"Manhattan has had an outsize impact on the world's culture and economy in large part because of its economic diversity. Home to broke writers and wealthy publishers, starving painters and well-heeled collectors, unproven fashion newcomers and the established houses, and countless other symbiotic pairings." (14)

Davidson, Adam. "The Illusion of Control" New York Times Magazine July 28, 2013.

I think this is especially interesting both because of the "creative" nature of all of the named professions/industries. What about small business owners? Or....you know, other poor (but useful, hard-working) people reliant on rich people?